DCA decoder needs FFT

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@15691 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

configure

@@ -916,6 +916,7 @@ ac3_decoder_select="fft"
 ac3_encoder_select="fft"
 atrac3_decoder_select="fft"
 cook_decoder_select="fft"
+dca_decoder_select="fft"
 dxa_decoder_deps="zlib"
 eac3_decoder_deps="gpl"
 eac3_decoder_select="fft"